20235536625

素因数分解:

$3^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{397}}^1$

素因数の和:596

約数の個数: 128

約数和(自身を含む): 36060710400

約数和(自身を除く): 15825173775

約数列:

[1, 3, 5, 15, 25, 29, 43, 75, 87, 109, 125, 129, 145, 215, 327, 375, 397, 435, 545, 645, 725, 1075, 1191, 1247, 1635, 1985, 2175, 2725, 3161, 3225, 3625, 3741, 4687, 5375, 5955, 6235, 8175, 9483, 9925, 10875, 11513, 13625, 14061, 15805, 16125, 17071, 18705, 23435, 29775, 31175, 34539, 40875, 43273, 47415, 49625, 51213, 57565, 70305, 79025, 85355, 93525, 117175, 129819, 135923, 148875, 155875, 172695, 216365, 237075, 256065, 287825, 351525, 395125, 407769, 426775, 467625, 495059, 585875, 649095, 679615, 863475, 1081825, 1185375, 1254917, 1280325, 1439125, 1485177, 1757625, 1860739, 2038845, 2133875, 2475295, 3245475, 3398075, 3764751, 4317375, 5409125, 5582217, 6274585, 6401625, 7425885, 9303695, 10194225, 12376475, 16227375, 16990375, 18823755, 27911085, 31372925, 37129425, 46518475, 50971125, 53961431, 61882375, 94118775, 139555425, 156864625, 161884293, 185647125, 232592375, 269807155, 470593875, 697777125, 809421465, 1349035775, 4047107325, 6745178875, 20235536625]

約数ペア:

[(1, 20235536625), (3, 6745178875), (5, 4047107325), (15, 1349035775), (25, 809421465), (29, 697777125), (43, 470593875), (75, 269807155), (87, 232592375), (109, 185647125), (125, 161884293), (129, 156864625), (145, 139555425), (215, 94118775), (327, 61882375), (375, 53961431), (397, 50971125), (435, 46518475), (545, 37129425), (645, 31372925), (725, 27911085), (1075, 18823755), (1191, 16990375), (1247, 16227375), (1635, 12376475), (1985, 10194225), (2175, 9303695), (2725, 7425885), (3161, 6401625), (3225, 6274585), (3625, 5582217), (3741, 5409125), (4687, 4317375), (5375, 3764751), (5955, 3398075), (6235, 3245475), (8175, 2475295), (9483, 2133875), (9925, 2038845), (10875, 1860739), (11513, 1757625), (13625, 1485177), (14061, 1439125), (15805, 1280325), (16125, 1254917), (17071, 1185375), (18705, 1081825), (23435, 863475), (29775, 679615), (31175, 649095), (34539, 585875), (40875, 495059), (43273, 467625), (47415, 426775), (49625, 407769), (51213, 395125), (57565, 351525), (70305, 287825), (79025, 256065), (85355, 237075), (93525, 216365), (117175, 172695), (129819, 155875), (135923, 148875)]